| Patent | Date |
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Ultra-low-loss optical fiber, and method and apparatus for producing same
Grant 9,726,815 - Ouh , et al. August 8, 2 | 2017-08-08 |
Ultra-low-loss Optical Fiber, And Method And Apparatus For Producing Same
App 20170003444 - OUH; Chi-Hwan ; et al. | 2017-01-05 |
Optical fiber for metro network
Grant 7,305,165 - Han , et al. December 4, 2 | 2007-12-04 |
Method for reducing hydrogen sensitivity of optical fiber
Grant 7,257,300 - Jang , et al. August 14, 2 | 2007-08-14 |
Photonic crystal fiber preform and photonic crystal fiber manufactured using the same
Grant 7,206,485 - Oh , et al. April 17, 2 | 2007-04-17 |
Optical fiber for long-distance optical communication network
Grant 7,120,341 - Oh , et al. October 10, 2 | 2006-10-10 |
Optical fiber for metro network
Grant 7,116,876 - Jang , et al. October 3, 2 | 2006-10-03 |
Optical fiber for high-speed fiber-drawing process and coating concentricity monitor
Grant 7,116,409 - Kim , et al. October 3, 2 | 2006-10-03 |
Double-coated optical fiber
Grant 7,088,897 - Kim , et al. August 8, 2 | 2006-08-08 |
Optical fiber preform having barrier layers for hydroxyl (OH) radicals
Grant 7,008,696 - Kim , et al. March 7, 2 | 2006-03-07 |
Method for reducing hydrogen sensitivity of optical fiber
App 20050268664 - Jang, Yun-Geun ; et al. | 2005-12-08 |
Optical fiber for metro network
App 20050265676 - Han, Ju-Chang ; et al. | 2005-12-01 |
Optical fiber for long-distance optical communication network
App 20050254766 - Oh, Sung-Koog ; et al. | 2005-11-17 |
Method and apparatus for overcladding glass rod
App 20050252247 - Oh, Sung-Koog ; et al. | 2005-11-17 |
Method of fabricating an optical fiber preform and drawing of an optical fiber
App 20050223749 - Oh, Sung-Koog ; et al. | 2005-10-13 |
Photonic crystal fiber capable of single-mode transmission and preform thereof
App 20050220432 - Lee, Jae-Ho ; et al. | 2005-10-06 |
Optical fiber drawing system for non-contact control of polarization mode dispersion of optical fiber
Grant 6,945,079 - Oh , et al. September 20, 2 | 2005-09-20 |
Apparatus and method for drawing optical fiber
App 20050194704 - Oh, Sung-Koog ; et al. | 2005-09-08 |
Optical fiber for high-speed fiber-drawing process and coating concentricity monitor
App 20050196115 - Kim, Young-Seok ; et al. | 2005-09-08 |
Apparatus and method for drawing an optical fiber
App 20050184410 - Kim, Young-Seok ; et al. | 2005-08-25 |
Optical fiber for metro network
App 20050175303 - Jang, Yun-Geun ; et al. | 2005-08-11 |
Fabrication method for optical fiber preform
App 20050144985 - Kim, Sung-Jin ; et al. | 2005-07-07 |
Plastic optical fiber, plastic optical fiber preform and method for manufacturing preform
App 20050117869 - Oh, Sung-Koog ; et al. | 2005-06-02 |
Apparatus and method for fabricating plastic optical fiber
App 20050110173 - Lee, Seung-Hui ; et al. | 2005-05-26 |
Low loss optical fiber and method for fabricating an optical fiber preform
App 20050063654 - Oh, Sung-Koog ; et al. | 2005-03-24 |
Optical fiber coating device having cooler
Grant 6,841,004 - Oh , et al. January 11, 2 | 2005-01-11 |
Optical fiber preform manufacturing method for shrinkage and closing of deposited tube
Grant 6,840,063 - Oh , et al. January 11, 2 | 2005-01-11 |
Optical fiber coating device having cooler
App 20040255622 - Oh, Sung-Koog ; et al. | 2004-12-23 |
Photonic crystal fiber preform and photonic crystal fiber manufactured using the same
App 20040240816 - Oh, Sung-Koog ; et al. | 2004-12-02 |
Apparatus and method for fabricating optical fiber by spinning
App 20040231366 - Lee, Jae-Ho ; et al. | 2004-11-25 |
Double-coated optical fiber
App 20040223716 - Kim, Young-Seok ; et al. | 2004-11-11 |
Residual stress measuring device for optical fiber
Grant 6,809,805 - Lee , et al. October 26, 2 | 2004-10-26 |
Photonic crystal fiber coupler and fabricating method thereof
App 20040161199 - Oh, Sung-Koog ; et al. | 2004-08-19 |
Optical fiber
App 20040141703 - Oh, Sung-Koog ; et al. | 2004-07-22 |
Method and apparatus for drawing optical fiber using spin-amplitude modulation
App 20040112090 - Lee, Jae-Ho ; et al. | 2004-06-17 |
Optical fiber preform having barrier layers for hydroxyl (OH) radicals
App 20040110007 - Kim, Sung-Jin ; et al. | 2004-06-10 |
Optical fiber drawing method using asymmetric control of spin amplitude
App 20040069018 - Oh, Sung-Koog ; et al. | 2004-04-15 |
Optical fiber drawing system for non-contact control of polarizatiion mode dispersion of optical fiber
App 20040011083 - Oh, Sung-Koog ; et al. | 2004-01-22 |
Apparatus and method for measuring residual stress and photoelastic effect of optical fiber
Grant 6,678,433 - Kim , et al. January 13, 2 | 2004-01-13 |
Residual stress measuring device for optical fiber
App 20030174310 - Lee, Jae-Ho ; et al. | 2003-09-18 |
Apparatus for low polarization mode dispersion
App 20030101774 - Oh, Sung-Koog ; et al. | 2003-06-05 |
Optical fiber preform having OH barrier and fabrication method thereof
Grant 6,530,244 - Oh , et al. March 11, 2 | 2003-03-11 |
Apparatus and method for manufacturing optical fiber preform
App 20030017262 - Oh, Sung-Koog ; et al. | 2003-01-23 |
Apparatus and method for measuring residual stress and photoelastic effect of optical fiber
App 20020126944 - Kim, Jin-Han ; et al. | 2002-09-12 |
Optical fiber drawing system for non-contact control of polarization mode dispersion of optical fiber
App 20020100296 - Oh, Sung-Koog ; et al. | 2002-08-01 |
Optical fiber preform manufacturing method for shrinkage and closing of deposited tube
App 20020092327 - Oh, Sung-Koog ; et al. | 2002-07-18 |
Cooler of optical fiber draw tower
Grant 6,279,354 - Paek , et al. August 28, 2 | 2001-08-28 |
Optical fiber preform having OH barrier and manufacturing method thereof
Grant 6,280,850 - Oh , et al. August 28, 2 | 2001-08-28 |
Optical fiber coating device having cooler
App 20010007243 - Oh, Sung-Koog ; et al. | 2001-07-12 |
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